Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: unknown

Region: unknown

Country: Brazil

Internet Service Provider: TIM

Hostname: unknown

Organization: Tim Celular S.A.

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 191.142.153.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 9150
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;191.142.153.21.			IN	A

;; AUTHORITY SECTION:
.			506	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019072400 1800 900 604800 86400

;; Query time: 0 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Thu Jul 25 02:27:50 CST 2019
;; MSG SIZE  rcvd: 118
Host info
21.153.142.191.in-addr.arpa has no PTR record
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

** server can't find 21.153.142.191.in-addr.arpa: NXDOMAIN

Related IP info:
Related comments:
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21/tcp 7547/tcp 3389/tcp...
[2020-08-05/10-03]1697pkt,18pt.(tcp)
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2020-10-03 08:25:18.247777-0500  localhost screensharingd[53694]: Authentication: FAILED :: User Name: N/A :: Viewer Address: 60.222.254.231 :: Type: VNC DES
2020-10-03 22:06:24
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2020-10-03 21:02:36
138.197.89.186 attack
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188.166.178.42 attackspambots
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119.28.227.100 attack
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Oct  3 13:43:49 dev0-dcde-rnet sshd[12649]: Failed password for root from 5.39.81.217 port 36160 ssh2
2020-10-03 21:16:21
159.65.154.48 attack
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2020-10-03 21:55:53
112.238.151.20 attackspambots
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2020-10-03 21:11:47
188.131.137.114 attackspambots
Oct  3 12:19:34 h2829583 sshd[11900]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.131.137.114
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(mod_security) mod_security (id:210730) triggered by 5.188.216.91 (RU/Russia/-): 5 in the last 300 secs
2020-10-03 22:01:47
150.107.149.11 attack
scans 2 times in preceeding hours on the ports (in chronological order) 7102 7102
2020-10-03 22:08:00

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